Home / 25,595.88-35,290.44-21,353.10

Finding the Fourth Proportional to 25,595.88, 35,290.44 and 21,353.10

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Solution

The fourth proportional to 25,595.88, 35,290.44 and 21,353.10 is: 29,440.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,595.88 : 35,290.44 = 21,353.10 : x
  2. Step 2: Convert to fraction form
    25,595.88/35,290.44 = 21,353.10/x
  3. Step 3: Cross multiply
    25,595.88x = 35,290.44 × 21,353.10
  4. Step 4: Simplify right side
    25,595.88x = 753,560,294.36
  5. Step 5: Solve for x
    x = 753,560,294.36/25,595.88
  6. Step 6: Final answer
    x = 29,440.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.